Connecting the gas, Caution – Monessen Hearth CSVF30SPV User Manual

Page 14

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14

58D6002

Pipe Coupling

To Heater

Valve

Gas Supply

Inlet

CONNECTING THE GAS

NOTICE: A qualified gas appliance installer must connect the heater to the gas supply. Consult all
local codes.

IMPORTANT:

Hold heater valve firmly with a wrench to prevent movement when connecting to inlet pipe.

Manual Shutoff

Valve

Pipe

Stainless

Flexible Tube

Figure 9 - Gas Connection

Always use an external regulator for all propane/LPG heaters and high pressure one to two-pound systems only, to

reduce the supply tank pressure to a maximum of 13" w.c. This is in addition to the internal regulator in the heater valve.

Locations that the Pressure

Tapping Point May Be Installed

Use new black iron or steel pipe. Internally tinned copper or copper tubing can be used
per National Fuel Code, section 2.6.3, providing gas meets hydrogen sulfide limits, and
where permitted by local codes. Gas piping system must be sized to provide minimum
inlet pressure (Listed on Data Plate) at the maximum flow rate (BTU/Hr). Undue pressure
loss will occur if the pipe is too small.
A manual shutoff valve must be installed upstream of the appliance. Union tee and
plugged

1

/

8

" NPT pressure tapping point should be installed upstream of the appliance.

See Figure 9.

CAUTION

CHECK GAS TYPE: The gas supply must be the same as stated on the heater’s rating
plate. If the gas supply is different, DO NOT INSTALL THE HEATER. Contact your dealer
for the correct model.

CAUTION

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